diff --git a/Softeq.XToolkit.Common.Droid.Tests/Softeq.XToolkit.Common.Droid.Tests.csproj b/Softeq.XToolkit.Common.Droid.Tests/Softeq.XToolkit.Common.Droid.Tests.csproj
index 1b1f6815..ebf4f646 100644
--- a/Softeq.XToolkit.Common.Droid.Tests/Softeq.XToolkit.Common.Droid.Tests.csproj
+++ b/Softeq.XToolkit.Common.Droid.Tests/Softeq.XToolkit.Common.Droid.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net8.0-android</TargetFramework>
+        <TargetFramework>net8.0-android34.0</TargetFramework>
         <OutputType>Exe</OutputType>
         <SingleProject>true</SingleProject>
         <ImplicitUsings>disable</ImplicitUsings>
diff --git a/Softeq.XToolkit.Common.iOS.Tests/Softeq.XToolkit.Common.iOS.Tests.csproj b/Softeq.XToolkit.Common.iOS.Tests/Softeq.XToolkit.Common.iOS.Tests.csproj
index 025558f7..50c4cad8 100644
--- a/Softeq.XToolkit.Common.iOS.Tests/Softeq.XToolkit.Common.iOS.Tests.csproj
+++ b/Softeq.XToolkit.Common.iOS.Tests/Softeq.XToolkit.Common.iOS.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net8.0-ios</TargetFramework>
+        <TargetFramework>net8.0-ios16.4</TargetFramework>
         <OutputType>Exe</OutputType>
         <SingleProject>true</SingleProject>
         <ImplicitUsings>disable</ImplicitUsings>
diff --git a/Softeq.XToolkit.PushNotifications.Droid/Softeq.XToolkit.PushNotifications.Droid.csproj b/Softeq.XToolkit.PushNotifications.Droid/Softeq.XToolkit.PushNotifications.Droid.csproj
index de870dfa..5a7bbb35 100644
--- a/Softeq.XToolkit.PushNotifications.Droid/Softeq.XToolkit.PushNotifications.Droid.csproj
+++ b/Softeq.XToolkit.PushNotifications.Droid/Softeq.XToolkit.PushNotifications.Droid.csproj
@@ -2,6 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>net8.0-android34.0</TargetFramework>
+    <SupportedOSPlatformVersion>26</SupportedOSPlatformVersion>
   </PropertyGroup>
 
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
diff --git a/samples/Playground/Playground.Droid/Playground.Droid.csproj b/samples/Playground/Playground.Droid/Playground.Droid.csproj
index c1aac75c..85d7ed13 100644
--- a/samples/Playground/Playground.Droid/Playground.Droid.csproj
+++ b/samples/Playground/Playground.Droid/Playground.Droid.csproj
@@ -9,6 +9,7 @@
     <TargetFramework>net8.0-android34.0</TargetFramework>
     <OutputType>Exe</OutputType>
     <RuntimeIdentifiers>android-arm;android-arm64;android-x86;android-x64</RuntimeIdentifiers>
+    <SupportedOSPlatformVersion>26</SupportedOSPlatformVersion>
   </PropertyGroup>
 
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
diff --git a/samples/Playground/Playground.Droid/Properties/AndroidManifest.xml b/samples/Playground/Playground.Droid/Properties/AndroidManifest.xml
index 0c8889f0..91b5a043 100644
--- a/samples/Playground/Playground.Droid/Properties/AndroidManifest.xml
+++ b/samples/Playground/Playground.Droid/Properties/AndroidManifest.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android" android:versionName="1.0" package="com.softeq.playground_droid" android:versionCode="1">
-	<uses-sdk android:minSdkVersion="21" android:targetSdkVersion="33" />
+	<uses-sdk android:minSdkVersion="26" android:targetSdkVersion="34" />
 	<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
 	<uses-permission android:name="android.permission.CAMERA" />
 	<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
diff --git a/samples/Playground/Playground.iOS/Playground.iOS.csproj b/samples/Playground/Playground.iOS/Playground.iOS.csproj
index 753c5476..03d112bd 100644
--- a/samples/Playground/Playground.iOS/Playground.iOS.csproj
+++ b/samples/Playground/Playground.iOS/Playground.iOS.csproj
@@ -6,7 +6,7 @@
   -->
 
   <PropertyGroup>
-    <TargetFramework>net8.0-ios16.2</TargetFramework>
+    <TargetFramework>net8.0-ios16.4</TargetFramework>
     <OutputType>Exe</OutputType>
     <Platforms>iPhoneSimulator;iPhone;AnyCPU</Platforms>
     <SupportedOSPlatformVersion>14.0</SupportedOSPlatformVersion>